Title:
Interchangeable battery cell
United States Patent 1982801

Inventors:
Gerking, Ardis D.
Publication Date:
12/04/1934
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Assignee:
Gerking, Ardis D.
Primary Class:
Other Classes:
429/178, 429/148, 429/65, 439/807, 429/159, 439/770, 439/801
International Classes:
H01M2/10